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Laboratories Inc. � �_ <br /> Environmental Testing Laboratory Since 1949 <br /> Lawrence&Associates Reported: 07/19/2018 10:49 <br /> 3590 Iron Court Project: Diamond Pet Foods-COELT <br /> Shasta Lake City,CA 96019 Project Number: Diamond Pet-Ripon <br /> Project Manager: David Kirk <br /> Water Analysis (General Chemistry) <br /> Quality Control Report - Precision & Accuracy <br /> Control Limits <br /> Source Source Spike Percent Percent Lab <br /> Constituent Type Sample ID Result Result Added Units RPD Recovery RPD Recovery Quals <br /> QC Batch ID: B015971 Used client sample: Y- Description: 013-2, 07/10/2018 10:10 <br /> pH DUP 1821446-02 7.5100 7.5200 pH Units 0.1 20 <br /> Electrical Conductivity @ 25 C DUP 1821446-02 965.80 971.50 umhos/cm 0.6 10 <br /> QC Batch ID: B015972 Used client sample: Y- Description: OB-4, 07/10/2018 10:22 <br /> pH DUP 1821446-03 7.7000 7.7000 pH Units 0 20 <br /> Electrical Conductivity @ 25 C DUP 1821446-03 2319.2 2312.7 umhos/cm 0.3 10 <br /> QC Batch ID: 8015973 Used client sample: Y- Description: OB-25, 07/10/2018 08:09 <br /> pH DUP 1821446-13 7.2100 7.2200 pH Units 0.1 20 <br /> Electrical Conductivity @ 25 C DUP 1821446-13 2243.8 2245.7 umhos/cm 0.1 10 <br /> QC Batch ID: B018658 Used client sample: Y- Description: OB-2, 07/10/2018 10:10 <br /> Nitrate as N DUP 1821446-02 9.3410 9.2120 mg/L 1.4 10 <br /> MS 1821446-02 9.3410 14.494 5.0505 mg/L 102 80-120 <br /> MSD 1821446-02 9.3410 14.421 5.0505 mg/L 0.5 101 10 80-120 <br /> QC Batch ID: B018659 Used client sample: Y- Description: OB-21, 07/10/2018 08:27 <br /> Nitrate as N DUP 1821446-10 0.029000 0.032000 mg/L 9.8 10 J <br /> MS 1821446-10 0.029000 5.1172 5.0505 mg/L 101 80-120 <br /> MSD 1821446-10 0.029000 5.1182 5.0505 mg/L 0.0 101 10 80-120 <br /> QC Batch ID: B018911 Used client sample: Y- Description: OB-1, 07/10/2018 09:57 <br /> Total Dissolved Solids @ 180 C DUP 1821446-01 965.00 955.00 mg/L 1.0 10 <br /> QC Batch ID: B018912 Used client sample: Y- Description: OB-24, 07/10/2018 07:50 <br /> Total Dissolved Solids @ 180 C DUP 1821446-12 1285.0 1290.0 mg/L 0.4 10 <br /> The results in this report apply to the samples analyzed in accordance with the chain of custody document.This analytical report must be reproduced in its entirety. <br /> All results listed in this report are for the exclusive use of the submitting party. BC Laboratories,Inc.assumes no responsibility for report alteration,separation,detachment or third party interpretation. <br /> Report ID: 1000770708 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bclabs.com Page 29 of 30 <br />